<script>
	const obj = {
		name: 'henry',
		age: 18,
		get score() {
			return this.age * 10
		}
	}
	// const refRes = Reflect.get(obj, 'name') //=> 'henry'
	// const refRes = Reflect.get(obj, 'age') //=> 18
	// const refRes = Reflect.get(obj, 'score') //=> 180
	const refRes = Reflect.get(obj, 'score', { age: 20 }) //=> 200

	console.log(refRes)

</script>